Question

1)a sledge of mass 60kg moves over a frozen surface of lake with of velocity 36m/s and comes to rest in 6sec.Find the negative acceleration and frictional force between them
2)When an object is thrown upwards.What is true of velcoity and acceleration of the motion of an object

Answer 1

Answer is in the photo check it out...

HOPE IT WILL HELP

#STAY HOME #STAY SAFE

Answer 2

Answer:

Explanation:

Thanks bro/sis